Drop Tank

50¢ Off/Gal Gift Card (20 Gallons)

50¢ Off/Gal Gift Card (20 Gallons)


Availability: In stock

Drops the price of fuel 50¢ per gallon for 20 gallons.


Denomination: 50¢ off-per-gallon, good for 20 gallons.

Redemption Network: Participating Marathon gas stations. Click here for locations near you.

Give them what they want! Drop Tank's Fuel Discount cards instantly drop the price at the pump for a single fuel purchase for the designated amount of gallons shown. The cardholder simply swipes the TankFull card before paying and follows the prompts.The price of each grade of fuel drops instantly. It's a fun, convenient way to save on gas and makes a great gift!

Usable up to balance only to buy fuel at participating Marathon redemption locations. Not redeemable for cash except as required by law. Not usable as payment on a credit account. Not a credit or debit card. Not reloadable. Safeguard this reward. It will not be replaced or replenished if lost, stolen or used without authorization. CARDCO CIX, Inc. is the issuer and sole obligor to reward owner. CARDCO may delegate its issuer obligations to an assignee, without recourse. If delegated, the assignee, and not CARDCO, will be sole obligor to reward owner. Reward is distributed by Drop Tank, LLC. However, Drop Tank is not an obligor to reward owner. Purchase, use or acceptance of reward constitutes acceptance of these terms. This reward cannot be used with any other discount, offer or promotion. Cards typically ship within 5-7 business days of purchase.